JP2524477Y2 - Reverse rotation prevention device for fishing reels - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a fishing reel reverse rotation prevention device incorporating a roller type one-way clutch.

(Prior art)

Conventionally, the reverse rotation of the ratchet wheel was prevented by the locking pawl that stops the ratchet wheel.However, since the number of pawls of the ratchet wheel is small, the angle of the reverse play angle is large and the reverse rotation cannot be locked quickly. There are drawbacks,
In the spinning reel, a roller type one-way bearing that has a reverse rotation preventing wheel fixed to the outer circumference of a rotating shaft cylinder that has a pinion that rotates integrally with the rotor is stopped and fitted, and biased in the direction to engage the locking claw with the ratchet. In addition, the locking claw is made detachable to the ratchet wheel, and there is little play in the reverse direction, which enables instantaneous reverse rotation is known in Japanese Utility Model Laid-Open No. 64-38963, and the ratchet tooth The engaging claw is urged by a spring to abut against the ratchet so that the ratchet does not rotate interlockingly when rotating in the winding direction in which the one-way clutch is released.

[Problems to be solved by the invention]

In the mechanism disclosed in the above publication, the roller-type one-way clutch itself has rotational resistance even in the disengaging direction, and the rotating direction of the rotor or spool is influenced by the rotational speed of the rotor of the spinning reel or the spool of the dual-bearing type reel. In this case, the ratchet wheel is interlocked with the rotation of the ratchet wheel, and the locking pawl is disengaged from the engaging position of the ratchet wheel, causing play in the reverse direction.

SUMMARY OF THE INVENTION In view of the above-described disadvantages, the object of the present invention is to prevent the locking pawl from being disengaged from the engagement position of the reverse locking pawl when the rotor or the spool or the like rotates in the winding direction. An object of the present invention is to provide a fishing reel reverse rotation preventing device in which the rotation of the rotor or the spool is prevented instantaneously and reliably.

[Means for solving the problem]

As a configuration for solving the above-mentioned problem, the present invention is designed to prevent reverse rotation at the time of paying out the fishing line of the rotor or the spool via a rolling type one-way clutch composed of a plurality of rollers on a rotor or a spool which rotates in conjunction with a handle operation. A reverse prevention device for a fishing reel, wherein a reverse rotation preventing body having a locking portion is integrally rotated, and a locking claw of a reverse rotation stop rotatably supported on the reel body is detachably attached to the reverse rotation preventing body. And a stopper corresponding to the locking claw and a member corresponding to the locking claw are provided with blocking means for preventing the locking claw from being detached from the locking portion of the reverse rotation preventing member when the spool rotates in the winding direction. The gist of the invention is to prevent the locking portion of the prevention body from rotating in conjunction with the rotor or the spool.

〔Example〕

Hereinafter, the present invention will be described with reference to the illustrated embodiment.
FIG. 5 to FIG. 5 show a first embodiment. In the spinning reel for fishing, a ring 10 is fitted around the outer periphery of a rotating shaft cylinder 2 protruding forward from a reel body 1, and a rotor 3 is fitted to the front side to prevent rotation. The rotor 3 is fixed by the nut 11
It is supported so as to be rotated in conjunction with the rotation of.

Spool shaft fitted and protruded in the rotary shaft cylinder 2
A spool 14 is supported at the distal end of the spool 13, and the spool 14 reciprocates back and forth in conjunction with the rotation of the handle 12.

A reverse rotation preventing body 4 is rotatably held on the outer periphery of the ring 10, and the reverse rotation preventing body 4 forms a round portion 4a on which a plurality of rollers 15 are mounted and a plurality of reverse rotation preventing locking portions. The prevention pawl 4b is formed.

As shown in FIG. 2, the toe of the locking claw 5 for preventing reverse rotation is attached to the ratchet wheel 4b.
The engaging claw 5 is rotatably supported by the reel body 1 and urged by a spring member 16 in the engaging direction.

Further, a notch 4c is formed in the ratchet wheel 4b, and an engaging portion 5b formed of a step that is fitted and engaged with the notch 4c is formed in the locking claw 5, and the notch 4c and the engaging portion 5b are formed. The hook 5 is engaged with the spring member 16 by a ratchet wheel.
Blocking means for blocking the release from 4b is provided.

Further, the locking claw 5 is formed by a cam 6a formed on the cam portion 6 and a ratchet wheel 4b.
And a torsion spring 17 is provided between the spring hook 6b of the cam 6 and the reel body 1.

The cam part 6 is fixed to the tip of the operating rod 18 and the reel body 1
A knob 19 is fixed to the operating rod 18 protruding rearward of the lever.

In FIG. 2 and FIG. 5, the tab 19 is tilted in the ON direction and
The engaging portion 5b of the locking claw 5 is engaged with the notch 4c of 4b.

A protruding ring 3a is formed in the concave portion of the rotor 3,
As shown in FIG. 3, a plurality of recesses 3c having a bottom surface 3b which rises to the right are formed, and the rollers 15 are inserted into the recesses 3c and urged in the counterclockwise direction in FIG. .

As shown in FIG. 4, the ridge 7 is formed by a pressing portion 7a that presses the outer periphery of the roller 15, a retaining portion 7b that comes into contact with the end surface of the roller 15 to prevent the roller 15 from coming off, and a stopping portion 7c. It is fitted in a groove 3d formed in the protruding ring 3a and is fixed with a screw 20.

The rolling type one-way clutch comprising a plurality of rollers of the anti-reverse device includes the anti-reverse body 4, the recess 3c and the roller.
It consists of 15 and Origination 7.

When the handle 12 is rotated in the direction in which the fishing line (not shown) is wound around the spool 14, the rotor 3 rotates clockwise in FIG. 2 and in FIG. The rotary shaft cylinder 2 and the rotor 3 are rotated counterclockwise.

At this time, the roller 15 is rotated in the concave portion 3c and the rotor 3 is rotated.
And the reverse rotation preventing body 4 are not connected.

Accordingly, in FIG. 2, the reverse rotation preventing member 4 in which the toe 5a of the locking claw 5 is engaged with the ratchet wheel 4b is not rotated.

Furthermore, due to the rotational resistance in the release direction of the roller type one-way clutch itself and the effect of the rotational speed of the rotor, even if the ratchet wheel 4b tries to rotate in conjunction with the rotation in the winding direction of the rotor 3, the ratchet wheel 4b The reverse rotation preventing body 4 is not reliably rotated by the blocking means for preventing the locking claw 5 engaged with the engaging portion 5b of the locking claw 5 from being engaged with the notch 4c.

Next, when the fishing line (not shown) wound around the spool 14 is pulled out by pulling the game, the rotor 3 is rotated counterclockwise in FIG. 2 and clockwise in FIG.

At this time, when the rotor 3 is rotated in the clockwise direction in FIG. 3, the roller 15 is sandwiched between the concave portion 3c and the perfect circle portion 4a of the reverse rotation preventing body 4, and the rotor 3 and the reverse rotation preventing body 4 are integrally formed. The reverse rotation of the rotor 3 is transmitted to the reverse rotation preventing body 4 so that the reverse rotation preventing body 4 is about to be rotated in the reverse rotation direction.

However, the reverse rotation preventing member 4 is not rotated because the ratchet wheel 4b is locked by the toe 5a of the locking claw 5 as shown in FIG.

When the knob 19 is tilted in the OFF direction and the locking claw 5 is rotated counterclockwise against the spring member 16 by the cam 6a of the cam portion 6 as shown by a two-dot chain line, the rotor 3 rotates in the reverse direction. Becomes possible.

When the anti-rotation device of the spinning reel for fishing is configured as described above, there is rotational resistance in the releasing direction of the roller-type one-way clutch itself, and the winding direction of the rotor is affected by the rotational speed of the rotor. Even if the ratchet wheel 4b attempts to rotate in conjunction with the rotation of the gear, the notch portion 4c is formed in the ratchet wheel 4b, and the engaging portion 5b formed of a stepped portion that is fitted into and engaged with the notch portion 4c is formed in the locking claw 5. The notch 4c, the engaging portion 5b, and the spring member 16 constitute a blocking means for preventing the locking claw 5 from being detached from the ratchet wheel 4b, so that the reverse rotation preventing body 4 and the ratchet wheel 4b are not rotated. From the rotor 3 and the anti-reverse body 4
Is instantaneously prevented from reversing.

FIGS. 6 to 10 show a second embodiment in which the cam portion 6 for operating the locking claw 5 is modified, and the spring member 16 of the first embodiment is not provided.

Further, the ratchet wheel 4b of the reverse rotation preventing body 4 has no notch, and the toe 5a of the locking claw 5 does not have a stepped engaging portion.

In the second embodiment, the cam 6 is rotatably fitted to the fixed portion 8 fixed to the operating rod 18 and screwed into the cam 6.
21 is fitted into the groove 8a of the fixing portion 8 and is prevented from falling off.

A pin 6c is formed in the cam portion 6, and is inserted into an elongated hole 5c formed in the locking claw 5.

Pin 6c is somewhat to the right of the vertical position when knob 19 is in the ON position.

A projection 8b is provided on the outer periphery of the distal end of the fixed portion 8, and is fitted in the arc-shaped concave portion 6d of the cam portion 6, and a projection 22 is fitted between the concave portion 6d and the projection 8b.

The fixed portion 8 is provided with a spring hook portion 8c of the torsion spring 17.

The operation of the second embodiment is similar to that of the first embodiment in that the handle 12 is moved in the direction in which the fishing line (not shown) is wound around the spool 14.
Is rotated, the rotor 3 is rotated clockwise in FIG. 6 to FIG.

At this time, the roller 15 is rotated in the concave portion 3c as in the first embodiment, and the rotor 3 and the reverse rotation preventing body 4 are not connected.

The pin 6c inserted into the elongated hole 5c of the locking claw 5 is located slightly to the right of the vertical position, and the toe 5a of the locking claw 5 is pressed against the ratchet wheel 4b, so that the reverse rotation preventing body 4 rotates. Not done.

Furthermore, even if there is a rotational resistance in the release direction of the roller type one-way clutch itself, and the rotation of the rotor 3 in the winding direction of the rotor 3 due to the influence of the rotational speed of the rotor, the ratchet wheel 4b attempts to rotate in the same manner as described above. Long hole 5c of locking claw 5
The cam 6 and the locking claw 5 are not rotated because the pin 6c inserted into the pin is slightly to the right of the vertical position.
4b, which is an anti-reversal member that is prevented from being separated from 4b.
Is not reliably rotated.

Next, when the fishing line (not shown) wound around the spool 14 is pulled out by pulling the game, the rotor 3 is reversely rotated counterclockwise in FIG.

At this time, when the rotor 3 is rotated in the reverse direction, the roller 15 is sandwiched between the concave portion 3c and the round portion 4a of the reverse rotation preventing body 4, and the rotor 3 and the reverse rotation preventing body 4 are integrally connected. The rotation is transmitted to the reverse rotation preventing body 4, and the reverse rotation preventing body 4 tries to rotate in the reverse rotation direction.

However, the reverse rotation preventing member 4 is not rotated since the ratchet wheel 4b is locked by the toe 5a of the locking claw 5 as shown in FIGS.

When the locking claw 5 is rotated counterclockwise by the cam portion 6 as shown in FIG. 10, the rotor 3 can rotate in the reverse direction.

The protrusion 22 fitted between the projection 8b of the fixing portion 8 and the arc-shaped recess 6d of the cam portion 6 engages with the hook 4b when the switch is switched from the OFF state to the ON state in FIG. When the toe 5a of 5 is put on, the sprung portion 22 is temporarily compressed so as to be able to switch ON.

The notch 4c and the engaging portion 5b may be provided on the ratchet wheel 4b and the locking claw 5 of the second embodiment as in the first embodiment. Figure 11 shows the second
In a modification of the embodiment, a groove 6e is provided instead of the pin of the cam portion 6, and a pin 5d provided on the locking claw 5 is fitted into the groove 6e.

FIG. 12 to FIG. 14 show a third embodiment. In the third embodiment, a roller type one-way clutch composed of the reverse rotation preventing body 4, the concave portion 3c, the roller 15 and the sprung member 7 of FIG. A ring 23 is fitted around the outer periphery of the rotary shaft cylinder 2 to prevent rotation, and a plurality of rollers 24 of the roller type one-way clutch 9 are fitted around the outer periphery thereof. The reverse rotation preventing body 4 having the portion 4c is fitted and fixed.

As shown in FIGS. 13 and 14, the roller type one-way clutch 9 has an outer peripheral ring 9a and a concave portion formed on the inner periphery of the outer peripheral ring 9a.
9b, inclined surface 9c, plural rollers 24, spacer 25, and spring
It consists of 26.

Each roller 24 is held at equal intervals by a spacer 25, and the roller 24 is urged by a spring 26 in the direction of the inclined surface 9c.

When the intermediate barrel 2 is rotated clockwise in the roller type one-way clutch 9, the roller 24 is pushed clockwise and is located at the recess 9b of the outer peripheral ring 9a, so that the hollow barrel 2 does not hinder rotation. It is rotated without.

Next, when the hollow shaft cylinder 2 is rotated counterclockwise, the roller 24 is pushed counterclockwise and pressed against the inclined surface 9c of the outer peripheral ring 9a. Is transmitted to the reverse rotation preventing body 4 via the

The engagement / disengagement structure between the ratchet 4b and the locking claw 5 is the same as that of the first embodiment.

In the above description, the fishing reel has been described as a fishing spinning reel, but the invention may be applied to other types of reels such as a dual-bearing type reel.

In the above description, "Even if the ratchet wheel 4b tries to rotate interlockingly with the rotation of the rotor 3 in the winding direction due to the influence of the rotation speed of the rotor," Due to the influence of the rotation speed of the spool 14, even if the ratchet wheel 4b attempts to rotate in conjunction with the rotation of the spool 14 or the drive member that rotates in conjunction with the spool in the winding direction, the wording "is read.

[Effect of the invention]

Since the present invention is configured as described above, when rotating in the winding direction of the fishing line, there is a rolling resistance in the releasing direction of the rolling-direction clutch itself composed of rollers, and due to the influence of the rotating speed of the rotor and the spool. Even if the anti-reverse body attempts to rotate in conjunction with the rotation of the fishing line in the winding direction, the anti-reverse body is not interlocked and rotated by the blocking means for preventing the locking claw from being detached from the locking portion of the anti-reverse body. When the fishing line wound on the spool is pulled out by pulling the prey, the locking claw can be reliably engaged with the locking portion of the reverse rotation prevention body to prevent play and prevent reverse rotation of the rotor and spool. Can be provided instantaneously and reliably, and the reverse rotation can be prevented instantaneously. Thus, there can be provided an apparatus for preventing reverse rotation of a fishing reel, which has a practically excellent effect.

[Brief description of the drawings]

1 to 5 show a first embodiment of the present invention. FIG. 1 is a partially sectional side view of a fishing spinning reel, and FIG. FIG. 3 is a cross-sectional front view taken along the line II-II of FIG. 1 with the pawl ON, FIG. 3 is a rear view of the cross section taken along the line III-III of FIG. 1, FIG. Fig. 5 is an enlarged sectional front view of an essential part of Fig. 2, Figs. 6 to 10 show a second embodiment, and Fig. 6 shows a state in which a locking claw is ON in a ratchet wheel and II-II of Fig. 1 is used. 7 is a cross-sectional side view of the cam part, FIG. 8 and FIG. 9 are enlarged cross-sectional front views of main parts of FIG. 6, and FIG. 11 is a sectional front view of a main part of a modified example of the cam portion of the second embodiment, FIG. 12 to FIG. 14 are third embodiments, and FIG. 12 is spinning for fishing. Partial cross-sectional side view of the reel, FIG. 13 is XIII of FIG. XIII line sectional front view, FIG. 14 is an enlarged cross-sectional side view of FIG. 13. 4 ... reverse rotation preventing body, 4b ... locking part of reverse rotation preventing body, 5 ...
Locking claw for reverse rotation prevention, 4c, 5b, 5c, 5d, 6, 6c, 6e, 16,
.., Components of blocking means for preventing the locking claw from being detached from the locking portion, 3a, 3b, 3c, 4, 7, 9, 15, 24... Roller-type one-way clutch or component, 12... .

Claims (1)

(57) [Scope of request for utility model registration] An anti-reverse body having a locking portion for preventing reverse rotation when the rotor or spool is fed out of a fishing line through a rolling type one-way clutch comprising a plurality of rollers on a rotor or spool which rotates in conjunction with a handle operation. In the reverse rotation prevention device for a fishing reel, which is integrally rotated and a locking claw of a reverse rotation stopper rotatably supported on the reel body is detachably attached to the reverse rotation preventing body, the rotation of the rotor or the spool in the winding direction is prevented. The locking claw and a member corresponding to the locking claw are provided with blocking means for preventing the locking claw from being detached from the locking portion of the reverse rotation preventing member. A reversing prevention device for a fishing reel, wherein the device is prevented from rotating in conjunction with a spool.